目的调查人造宝石厂和天然宝石厂粉尘危害情况。
Objective To survey the hazardous impact of gem dust on the health of workers.
目的了解新建大型煤矿作业场所粉尘危害状况,为今后开展煤矿尘肺防治工作提供依据。
Objective To understand the status of dust hazard in the new large coal mines and provide the basis for the prevention of pneumoconiosis.
目的摸清广东省宝石加工工作场所粉尘危害和宝石加工工人矽肺(GW S)的发病特征。
Objective To study the epidemiological features in harmful dust workplaces and silicosis in gem processing workers (GWS) in Guangdong.
应用推荐